/*
 * Copyright 2022 Deep Learning on Flink Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.flinkextended.flink.ml.tensorflow.io;

import org.apache.flink.api.common.typeinfo.TypeInformation;
import org.apache.flink.api.java.typeutils.ResultTypeQueryable;
import org.apache.flink.api.java.typeutils.RowTypeInfo;
import org.apache.flink.streaming.api.functions.source.InputFormatSourceFunction;
import org.apache.flink.types.Row;

/** TFRToRowInputFormat corresponds to flink source function. */
public class TFRToRowSourceFunc extends InputFormatSourceFunction<Row>
        implements ResultTypeQueryable {

    private final RowTypeInfo outRowType;

    public TFRToRowSourceFunc(
            String[] paths,
            int epochs,
            RowTypeInfo outRowType,
            TFRExtractRowHelper.ScalarConverter[] converters) {
        super(new TFRToRowInputFormat(paths, epochs, outRowType, converters), outRowType);
        this.outRowType = outRowType;
    }

    @Override
    public TypeInformation getProducedType() {
        return outRowType;
    }
}
